:: Installing Chkrootkit
:: What is chkrootkit
chkrootkit is a tool to locally check for signs of a rootkit.
:: How to install Chkrootkit
:: Setup Attachment Size Limit on Postfix
:: What is Postfix
Postfix is a free and open-source mail transfer agent (MTA) that routes and delivers electronic mail. It is intended as a fast, easier-to-administer, and secure alternative to the widely-used Sendmail MTA. - WikiPedia
:: How to setup attachment size limit
:: CSF on WHM / cPanel
:: What is csf
csf is ConfigServer Security&Firewall made by configserver
:: How to install and integrated to WHM / cPanel
+ download and install
Mastering IP Management: How to Effectively Whitelist and Blacklist IP Addresses in cPanel
Discover the significance of blacklists and whitelists in managing access and privileges, from denying services to recognizing accepted entities. Learn how to effectively whitelist or blacklist IP addresses using cPanel's cPHulk Brute Force Protection feature to enhance your security.
:: pm.min_spare_servers(0) must be a positive value
:: error starting php-fpm
[pool www] pm.min_spare_servers(0) must be a positive value:: How to fix php-fpm error